227 lines
11 KiB
JSON
227 lines
11 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-98686",
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"state": "PUBLISHED",
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"assignerShortName": "Linux",
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"dateReserved": "2026-09-25T10:25:14.364Z",
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"datePublished": "2026-10-18T15:45:55.193Z",
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"dateUpdated": "2026-10-30T12:38:44.094Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"shortName": "Linux",
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"dateUpdated": "2026-10-30T12:38:44.094Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsmb: client: discard post-EOF pagecache when extending a file via zero range\n\nsmb3_zero_range() removed the pagecache only for the range being zeroed,\nso when it extends the file the folio straddling the old EOF - which may\nhold data dirtied past EOF through an mmap - was never dropped and became\nvisible as file content once the file was extended.\n\nLower the discard boundary to the smaller of the zero-range offset and the\nold EOF."
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}
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],
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"affected": [
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "unaffected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"fs/smb/client/smb2ops.c"
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],
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"versions": [
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{
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"version": "72c419d9b073628d3b5b0b2fc787b724f1a8c726",
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"lessThan": "1ecf89d8efca618e0c758c06b9a1fdde8bd941da",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "72c419d9b073628d3b5b0b2fc787b724f1a8c726",
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"lessThan": "03408d15c5405f8dc3e1a114cdce2174027a85f6",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "72c419d9b073628d3b5b0b2fc787b724f1a8c726",
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"lessThan": "3df27277f8f95345d4a6c57367824bf1aefdbf66",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "72c419d9b073628d3b5b0b2fc787b724f1a8c726",
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"lessThan": "94949b6b2f2bf0dba2e8786aed0b08cc6bc3a183",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "72c419d9b073628d3b5b0b2fc787b724f1a8c726",
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"lessThan": "b75dadb50a25eed525264bf6fea44fad94e7626f",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "72c419d9b073628d3b5b0b2fc787b724f1a8c726",
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"lessThan": "6a8279c98ad289b27c0bdb11adb3f0c0b7fd456d",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "72c419d9b073628d3b5b0b2fc787b724f1a8c726",
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"lessThan": "da4fe97fb6c730d9c94a115c7bfa6f98e0d578d0",
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"status": "affected",
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"versionType": "git"
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}
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]
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},
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "affected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"fs/smb/client/smb2ops.c"
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],
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"versions": [
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{
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"version": "5.1",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "5.1",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.15.224",
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"lessThanOrEqual": "5.15.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.1.191",
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"lessThanOrEqual": "6.1.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.6.160",
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"lessThanOrEqual": "6.6.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.12.113",
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"lessThanOrEqual": "6.12.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.18.56",
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"lessThanOrEqual": "6.18.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "7.2.10",
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"lessThanOrEqual": "7.2.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "7.3",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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]
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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.1",
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"versionEndExcluding": "5.15.224"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.1",
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"versionEndExcluding": "6.1.191"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.1",
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"versionEndExcluding": "6.6.160"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.1",
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"versionEndExcluding": "6.12.113"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.1",
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"versionEndExcluding": "6.18.56"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.1",
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"versionEndExcluding": "7.2.10"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.1",
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"versionEndExcluding": "7.3"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/1ecf89d8efca618e0c758c06b9a1fdde8bd941da"
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},
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{
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"url": "https://git.kernel.org/stable/c/03408d15c5405f8dc3e1a114cdce2174027a85f6"
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},
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{
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"url": "https://git.kernel.org/stable/c/3df27277f8f95345d4a6c57367824bf1aefdbf66"
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},
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{
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"url": "https://git.kernel.org/stable/c/94949b6b2f2bf0dba2e8786aed0b08cc6bc3a183"
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},
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{
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"url": "https://git.kernel.org/stable/c/b75dadb50a25eed525264bf6fea44fad94e7626f"
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},
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{
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"url": "https://git.kernel.org/stable/c/6a8279c98ad289b27c0bdb11adb3f0c0b7fd456d"
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},
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{
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"url": "https://git.kernel.org/stable/c/da4fe97fb6c730d9c94a115c7bfa6f98e0d578d0"
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}
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],
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"title": "smb: client: discard post-EOF pagecache when extending a file via zero range",
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"x_generator": {
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"engine": "bippy-1.2.0"
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}
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}
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}
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} |